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Re: A small optimization to gradient_linear_color

by Vinnie-4 :: Rate this Message:

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> From: Petr Kobal??ek <kobalicek.petr@...>
> I'm repeating here, but some time ago I wrote MMX and
> SSE2 optimized interpolation between two colors based on
> linear increments

Those are some nice optimizations! The problem is that my app is spending by far, the majority of its time in:

agg::rasterizer_cells_aa<>::line()

This function looks complex and it seems to do a lot of work. What does it do? What is the meaning of the parameter list (x1, y1, x2, y2) ?

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